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A073472 Trisection of A007294. 2
1, 2, 4, 7, 11, 17, 25, 36, 50, 68, 92, 121, 159, 205, 262, 332, 417, 520, 645, 793, 971, 1180, 1430, 1722, 2065, 2467, 2934, 3478, 4109, 4835, 5676, 6638, 7747, 9013, 10459, 12108, 13980, 16110, 18522, 21247, 24333, 27800, 31715, 36106, 41039, 46567 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..45.

PROG

(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, 2): n in [2..137 by 3] ]; // Klaus Brockhaus, Jan 23 2009

CROSSREFS

Cf. A007294, A073471, A073470.

Sequence in context: A175491 A034379 A007000 * A096914 A004250 A289060

Adjacent sequences:  A073469 A073470 A073471 * A073473 A073474 A073475

KEYWORD

nonn

AUTHOR

Randall L. Rathbun, Aug 26 2002

EXTENSIONS

More terms from Klaus Brockhaus, Jan 23 2009

STATUS

approved

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Last modified March 2 06:37 EST 2021. Contains 341744 sequences. (Running on oeis4.)