A119894 Numbers k such that 2^k, 3^k, 5^k, 7^k and 11^k have even digit sum.

64, 90, 106, 168, 181, 185, 229, 242, 369, 407, 447, 470, 481, 503, 552, 568, 583, 612, 648, 657, 683, 684, 742, 758, 804, 811, 852, 863, 896, 915, 924, 928, 1000, 1004, 1068, 1103, 1113, 1126, 1182, 1402, 1410, 1412, 1420, 1428, 1473, 1483, 1484, 1546, 1566

Offset

1,1

Links

Table of n, a(n) for n=1..49.

Mathematica

edsQ[n_]:=And@@EvenQ[Total[IntegerDigits[#]]&/@(Prime[Range[5]]^n)]; Select[Range[1600], edsQ]  (* Harvey P. Dale, Apr 21 2011 *)

Crossrefs

Cf. A054683, A118734, A118867, A119895, A119896, A119897.

Sequence in context: A303045 A302882 A303530 * A138667 A290462 A355790

Adjacent sequences: A119891 A119892 A119893 * A119895 A119896 A119897

Keyword

base,nonn

Author

Zak Seidov, May 26 2006

Status

approved