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A000866 2^n written in base 5. 7

%I #12 Jun 23 2018 09:13:02

%S 1,2,4,13,31,112,224,1003,2011,4022,13044,31143,112341,230232,1011014,

%T 2022033,4044121,13143242,31342034,113234123,232023301,1014102102,

%U 2033204204,4121413413,13243332331,32042220212,114134440424,233324431403,1022204413311

%N 2^n written in base 5.

%H T. D. Noe, <a href="/A000866/b000866.txt">Table of n, a(n) for n = 0..300</a>

%t Table[FromDigits[IntegerDigits[2^n, 5]], {n, 0, 30}] (* _T. D. Noe_, Jun 20 2012 *)

%o (PARI) a(n)=fromdigits(digits(2^n,5)) \\ _M. F. Hasler_, Jun 23 2018

%Y Cf. A000079, A004642, ..., A004655: powers of 2 written in base 10, 3, 4, ..., 16

%Y Cf. A000244, A004656, A004658, A004659, ... : powers of 3 written in base 10, 2, 4, 5, ...

%K nonn,base,easy

%O 0,2

%A _N. J. A. Sloane_, Jacques Haubrich (jhaubrich(AT)freeler.nl)

%E More terms from _Erich Friedman_.

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)