A002140 7th powers written backwards.

0, 1, 821, 7812, 48361, 52187, 639972, 345328, 2517902, 9692874, 1, 17178491, 80813853, 71584726, 405314501, 573958071, 654534862, 376833014, 230022216, 937178398, 821, 1458801081, 8887534942, 7445284043, 4241746854, 5265153016, 6710181308, 30235306401

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• base
• look

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..10000

Programs

Maple

a:= n-> (s-> parse(cat(s[-i]$i=1..length(s))))(""||(n^7)):
seq(a(n), n=0..50);  # Alois P. Heinz, Apr 09 2015

Mathematica

FromDigits[Reverse[IntegerDigits[#]]]&/@(Range[0,25]^7) (* Harvey P. Dale, Dec 29 2010 *)