A248741 Nonnegative integers of the form m^k/k where k > 1.

0, 2, 4, 8, 9, 18, 32, 50, 64, 72, 98, 128, 162, 200, 242, 243, 288, 324, 338, 392, 450, 512, 576, 578, 625, 648, 722, 800, 882, 968, 1024, 1058, 1125, 1152, 1250, 1352, 1458, 1568, 1682, 1800, 1922, 1944, 2048, 2178, 2187, 2312, 2450, 2500, 2592, 2738, 2888, 3042, 3087, 3200

Offset

1,2

Links

Table of n, a(n) for n=1..54.

Example

0 is in this sequence because 0^2/2 = 0.

Prog

(PARI) is(n)=if(n<2, return(n==0)); for(k=2, log(n)\log(2)+2, if(ispower(n*k, k), return(1))); 0 \\ Charles R Greathouse IV, Nov 01 2014

Crossrefs

Cf. A001477, A001597.

Sequence in context: A354973 A177404 A046685 * A140141 A088274 A118418

Adjacent sequences: A248738 A248739 A248740 * A248742 A248743 A248744

Keyword

nonn

Author

Juri-Stepan Gerasimov, Oct 13 2014

Status

approved