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Search: id:A110539
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A110539 Diagonal sums of A110537 viewed as a number triangle. +0
2
1, 1, 2, 3, 4, 5, 8, 10, 15, 23, 35, 58, 101, 193, 381, 817, 1820, 4298, 10550, 27037, 71715, 197062, 558923, 1635948, 4932931, 15313467, 48883315, 160311731, 539527417, 1861545528, 6578404569, 23788920636, 87961893345, 332339327570 (list; graph; listen)
OFFSET

1,3

FORMULA

a(n)=sum{k=1..floor((n+1)/2), sum{j=1..min(n-2k+2, k), ceiling(j^(n-2k+2)/(n-2k+2)^j)*ceiling(j^k/k^j)}}

CROSSREFS

Sequence in context: A035943 A035555 A039875 this_sequence A019997 A125157 A093327

Adjacent sequences: A110536 A110537 A110538 this_sequence A110540 A110541 A110542

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Jul 25 2005

page 1

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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