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A101338 Anti-diagonal sums in A101321. +0
2
1, 2, 4, 9, 20, 41, 77, 134, 219, 340, 506, 727, 1014, 1379, 1835, 2396, 3077, 3894, 4864, 6005, 7336, 8877, 10649, 12674, 14975, 17576, 20502, 23779, 27434, 31495, 35991, 40952, 46409, 52394, 58940, 66081, 73852, 82289, 91429, 101310, 111971 (list; graph; listen)
OFFSET

0,2

FORMULA

n^4/24 + n^3/12 - n^2/24 + 11*n/12 + 1.

CROSSREFS

Adjacent sequences: A101335 A101336 A101337 this_sequence A101339 A101340 A101341

Sequence in context: A034749 A053024 A090166 this_sequence A018102 A018103 A123720

KEYWORD

nonn,easy

AUTHOR

Eugene McDonnell (eemcd(AT)mac.com), Dec 24 2004

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.


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