A106842 (1 + n + n^2)^n.

1, 3, 49, 2197, 194481, 28629151, 6321363049, 1954897493193, 806460091894081, 427929800129788411, 283942098606901565601, 230339304218442143770717, 224282727500720205065439601, 258145266804692077858261512663

Offset

1,2

Links

Table of n, a(n) for n=1..14.

Mathematica

Table[(1+n+n^2)^n, {n, 0, 15}] (* Harvey P. Dale, Nov 21 2022 *)

Crossrefs

Equals A002061(n+1)^n.

Sequence in context: A012040 A012223 A012100 * A298697 A326218 A203743

Adjacent sequences: A106839 A106840 A106841 * A106843 A106844 A106845

Keyword

nonn

Author

Ralf Stephan, May 05 2005

Status

approved