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Search: id:A109544
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| A109544 |
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a(n) = a(n-2)+a(n-3)+a(n-4)+a(n-5). |
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+0
1
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| 1, 1, 1, 1, 1, 4, 4, 7, 10, 16, 25, 37, 58, 88, 136, 208, 319, 490, 751, 1153, 1768, 2713, 4162, 6385, 9796, 15028, 23056, 35371, 54265, 83251, 127720, 195943, 300607, 461179, 707521, 1085449, 1665250, 2554756, 3919399, 6012976, 9224854, 14152381
(list; graph; listen)
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OFFSET
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0,6
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REFERENCES
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Borwein and Hare,"Some Computations on Pisot and Salem Numbers",2000, Table 1
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MATHEMATICA
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F[1] = 1; F[2] = 1; F[3] = 1; F[4] = 1; F[5] = 1; F[n__] := F[n] = F[n - 2] + F[n - 3] + F[n - 4] + F[n - 5] aa = Table[F[n], {n, 1, 50}]
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CROSSREFS
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Sequence in context: A107432 A063984 A011981 this_sequence A036605 A115292 A019159
Adjacent sequences: A109541 A109542 A109543 this_sequence A109545 A109546 A109547
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KEYWORD
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nonn
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Jun 20 2005
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