A103720 Column m=3 sequence (unsigned) of triangle A103718(n,m), n>=0, without leading zeros.

1, 11, 100, 910, 8729, 89733, 993005, 11826430, 151253806, 2071221724, 30271456852, 470710866080, 7763809049424, 135443758109328, 2492613881571600, 48271966288640928, 981500863085719776

Offset

0,2

Links

Table of n, a(n) for n=0..16.

Formula

a(n)= |S1(n+4, 4)| + |S1(n+4, 5)|= |S1(n+5, 5)|-(n+3)*|S1(n+4, 5)|, with S1(n, m):= A048994(n, m), n>=>m=0 (Stirling1 triangle).

Crossrefs

Sequence in context: A098296 A037542 A037486 * A322719 A127806 A274060

Adjacent sequences: A103717 A103718 A103719 * A103721 A103722 A103723

Keyword

nonn,easy

Author

Wolfdieter Lang, Feb 15 2005

Status

approved