A103724 Column m=7 sequence of triangle A103718(n,m), n>=0, without leading zeros.

1, 37, 915, 19470, 390093, 7676097, 151706126, 3049865390, 62838757553, 1332854461081, 29179950599865, 660339422279706, 15457495745411446, 374364455260685536, 9379635007416160256, 243036207870660550192

Offset

0,2

Links

Table of n, a(n) for n=0..15.

Formula

a(n)= |S1(n+8, 8)| + |S1(n+8, 9)|= |S1(n+9, 9)|-(n+7)*|S1(n+8, 9)|, with S1(n, m):= A048994(n, m), n>=>m=0 (Stirling1 triangle).

Crossrefs

Sequence in context: A159158 A159174 A219125 * A332857 A237857 A306472

Adjacent sequences: A103721 A103722 A103723 * A103725 A103726 A103727

Keyword

nonn,easy

Author

Wolfdieter Lang, Feb 24 2005

Status

approved