A272245 Cubes of the form prime(n)+n.

8, 27, 1000, 2744, 4096, 46656, 68921, 274625, 941192, 1295029, 1481544, 1906624, 14886936, 34328125, 35937000, 45882712, 50243409, 63521199, 64000000, 67917312, 76225024, 95443993, 112678587, 142236648, 143877824, 174676879, 198155287, 203297472, 216000000

Offset

1,1

Comments

The cube root of the first 10 terms are: 2,3,10,14,16,36,41,65,98,109.

Links

Giovanni Resta, Table of n, a(n) for n = 1..500

Formula

a(n) = A014688(A076147(n)). - Michel Marcus, Apr 23 2016

Example

prime(147) + 147 = 853 + 147 = 1000; which is 10^3.

Prog

(PARI) lista(nn) = {for (n=1, nn, if (ispower(p=n+prime(n), 3), print1(p, ", ")); ); } \\ Michel Marcus, Apr 23 2016

Crossrefs

Cf. A000578, A014688, A030078, A076147, A053149.

Sequence in context: A029789 A155930 A100519 * A115701 A030483 A027454

Adjacent sequences: A272242 A272243 A272244 * A272246 A272247 A272248

Keyword

nonn

Author

Emre APARI, Apr 23 2016

Extensions

a(20)-a(29) from Giovanni Resta, Apr 23 2016

Status

approved