A049350 Row sums of triangle A049326.

1, 11, 71, 356, 1866, 10476, 57186, 308621, 1682031, 9170291, 49879401, 271409736, 1477549796, 8042157456, 43769353716, 238229560201, 1296650911661, 7057377605971, 38411803629131, 209067989511516

Offset

1,2

Comments

p(4,x) is row polynomial corresponding to triangle row A033842(4,m).

Links

Table of n, a(n) for n=1..20.

W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

Formula

G.f. x*p(4, x)/(1-x*p(4, x)) with x*p(4, x)= x*(1+10*x+50*x^2+125*x^3+125*x^4) G.f. for first column of A049326.

Crossrefs

Sequence in context: A201790 A268985 A211386 * A164559 A319535 A300541

Adjacent sequences: A049347 A049348 A049349 * A049351 A049352 A049353

Keyword

easy,nonn

Author

Wolfdieter Lang

Status

approved