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

Author

Zak Seidov, May 26 2006

Keywords

• base
• nonn

Crossrefs

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

Programs

Mathematica

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