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Search: id:A073470
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A073470 Trisection of A007294. +0
3
1, 2, 4, 6, 10, 15, 22, 32, 44, 60, 81, 107, 141, 181, 233, 295, 372, 465, 575, 710, 869, 1059, 1286, 1549, 1863, 2225, 2654, 3149, 3724, 4391, 5157, 6043, 7059, 8220, 9553, 11066, 12798, 14760, 16988, 19509, 22357, 25576, 29200, 33274, 37856, 42985 (list; graph; listen)
OFFSET

0,2

PROGRAM

(MAGMA) function a007294(n, k) return n gt k*(k+1)/2 select a007294(n-k*(k+1)/2, k) + a007294(n, k+1) else n eq k*(k+1)/2 select 1 else 0; end function; [ a007294(n, 1): n in [0..135 by 3] ]; [From Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Jan 23 2009]

CROSSREFS

Cf. A007294, A073471, A073472.

Sequence in context: A113118 A032417 A152415 this_sequence A086182 A035294 A073818

Adjacent sequences: A073467 A073468 A073469 this_sequence A073471 A073472 A073473

KEYWORD

nonn

AUTHOR

Randall L. Rathbun, Aug 26 2002

EXTENSIONS

More terms from Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Jan 23 2009

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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