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Multiples of 4 with digits backwards.
0

%I #15 Oct 07 2014 20:35:51

%S 0,4,8,21,61,2,42,82,23,63,4,44,84,25,65,6,46,86,27,67,8,48,88,29,69,

%T 1,401,801,211,611,21,421,821,231,631,41,441,841,251,651,61,461,861,

%U 271,671,81,481,881,291,691,2

%N Multiples of 4 with digits backwards.

%o (PARI) a(n) = subst(Polrev(digits(4*n)), x, 10); \\ _Michel Marcus_, Oct 06 2014

%Y Cf. A004093 (multiples of 2 backwards), A008586 (multiples of 4).

%K nonn,base

%O 0,2

%A _Jacy Fang_, Oct 06 2014