A124306 Sum of the digits of 5^(10^n).

5, 40, 283, 3172, 31117, 313339, 3145729, 31472797, 314531365

Offset

0,1

Links

Table of n, a(n) for n=0..8.

Mathematica

Table[ Plus @@ IntegerDigits[5^(10^n)], {n, 0, 8}]

Crossrefs

Cf. A119666, A124307.

Sequence in context: A001656 A087632 A229279 * A124545 A125729 A144069

Adjacent sequences: A124303 A124304 A124305 * A124307 A124308 A124309

Keyword

base,nonn

Author

Robert G. Wilson v, Sep 30 2006

Status

approved