A080150 Let m = Wonderful Demlo number A002477(n); a(n) = square of the sum of digits of m.

1, 16, 81, 256, 625, 1296, 2401, 4096, 6561, 6724, 7225, 8100, 9409, 11236, 13689, 16900, 21025, 26244, 26569, 27556, 29241, 31684, 34969, 39204, 44521, 51076, 59049, 59536, 61009, 63504, 67081, 71824, 77841, 85264, 94249, 104976, 105625

Offset: 1

Author

Eric W. Weisstein, Jan 31 2003

Keywords

• nonn
• base
• easy

Comments

These numbers are themselves squares, their square roots being in A080151.

Links

• Eric Weisstein's World of Mathematics, Demlo Number

Crossrefs

Cf. A080151, A002477.

Formula

a(n) = (A080151(n))^2.

Extensions

Name corrected by Robert Israel, Aug 06 2019