A067508 Powers of 4 with digit sum divisible by 4.

4, 67108864, 68719476736, 1125899906842624, 18446744073709551616, 302231454903657293676544, 1208925819614629174706176, 4835703278458516698824704, 77371252455336267181195264, 316912650057057350374175801344, 5192296858534827628530496329220096

Offset

1,1

Links

Andrew Howroyd, Table of n, a(n) for n = 1..200

Prog

(PARI) lista(n)={my(L=List(), k=0); while(#L<n, if(sumdigits(4^k)%4==0, listput(L, 4^k)); k++); Vec(L)} \\ Andrew Howroyd, Sep 17 2024

Crossrefs

Intersection of A000302 and A268620.

Cf. A067499, A067500, A067501, A067502, A067503, A067504, A067505, A067506, A067507.

Sequence in context: A065248 A116141 A225876 * A034250 A058436 A067501

Adjacent sequences: A067505 A067506 A067507 * A067509 A067510 A067511

Keyword

base,easy,nonn

Author

Amarnath Murthy, Feb 11 2002

Extensions

More terms from Sascha Kurz, Mar 18 2002

Offset changed and a(10) onwards from Andrew Howroyd, Sep 17 2024

Status

approved