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A014050
a(n) = (n^2+1)^n.
2
1, 2, 25, 1000, 83521, 11881376, 2565726409, 781250000000, 318644812890625, 167619550409708032, 110462212541120451001, 89116503268220597577728, 86380562306022715087890625, 99045780329059370000000000000, 132595005683061140853836321918569
OFFSET
0,2
LINKS
FORMULA
a(n) = Sum_{k=0..n} binomial(n,k)*n^(2*k). - Vaclav Kotesovec, Oct 16 2016
MATHEMATICA
Table[(n^2+1)^n, {n, 0, 20}] (* Harvey P. Dale, Sep 20 2023 *)
CROSSREFS
Cf. A136516.
Sequence in context: A298157 A342298 A273545 * A015214 A204234 A203747
KEYWORD
nonn
AUTHOR
STATUS
approved