A114066 n plus the n-th prime gives a fourth power.

5, 503, 9229, 53132, 1077614, 5673932, 12335313, 18002978, 89720978, 93036654, 133588773, 167057609, 200368277, 266488037, 270168848, 300988608, 379786284, 693620392, 954150797, 1585905060, 1957585697, 2039039592, 2280501932

Offset: 1

Author

Giovanni Resta, Feb 13 2006

Keywords

• nonn

Examples

			5 + prime(5) = 5 + 11 = 16 = 2^4.
12335313 + prime(12335313) = 236421376 = 124^4.
		

Crossrefs

Cf. A014688, subsequence of A064371.

Programs

PARI

isok(n) = ispower(n+prime(n), 4); \\ Michel Marcus, Jan 08 2014

Extensions

a(11)-a(23) from Donovan Johnson, Jul 02 2010