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Search: id:A132753
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| 1, 4, 7, 14, 29, 60, 123, 250, 505, 1016, 2039, 4086, 8181, 16372, 32755, 65522, 131057, 262128, 524271, 1048558, 2097133, 4194284, 8388587, 16777194, 33554409, 67108840, 134217703, 268435430, 536870885, 1073741796, 2147483619
(list; graph; listen)
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OFFSET
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0,2
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FORMULA
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Binomial transform of [1, 3, 0, 4, 0, 4, 0, 4,...].
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EXAMPLE
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a(3) = 14 = sum of row 3 terms of triangle A132752: (3 + 5 + 5 + 1).
a(3) = 14 = (1, 3, 3, 1) dot (1, 3, 0, 4) = (1 + 9 + 0 + 4).
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MATHEMATICA
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a=3; lst={1}; Do[a=a*2+n-3; AppendTo[lst, a], {n, 1, 5!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 25 2008]
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CROSSREFS
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Cf. A132752.
Cf. A003462, A007051, A034472, A024023, A067771, A029858, A134931, A115099, A100774, A079004, A058481, A052548 [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 25 2008]
Sequence in context: A049946 A076975 A050343 this_sequence A049945 A076586 A064961
Adjacent sequences: A132750 A132751 A132752 this_sequence A132754 A132755 A132756
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KEYWORD
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nonn
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Aug 28 2007
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EXTENSIONS
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More terms and Mathematica program Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 25 2008
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