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A092504 a(n) = prime(n) + prime(n^2). 2
4, 10, 28, 60, 108, 164, 244, 330, 442, 570, 692, 864, 1050, 1236, 1474, 1672, 1938, 2204, 2504, 2812, 3156, 3540, 3886, 4300, 4734, 5152, 5622, 6114, 6590, 7110, 7700, 8292, 8874, 9480, 10080, 10778, 11478, 12212, 12910, 13672, 14506, 15282, 16068 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..43.

EXAMPLE

a(1) = 4 because p(1)= 2 and p(1) = 2.

a(2) = 10 because p(2)= 3 and p(4) = 7.

a(3) = 28 because p(3)= 5 and p(9) = 23.

MATHEMATICA

Table[Prime[n] + Prime[n^2], {n, 45}] (* Robert G. Wilson v, Apr 08 2004 *)

CROSSREFS

Cf. A000040.

Sequence in context: A257028 A174938 A032248 * A038579 A133726 A026534

Adjacent sequences:  A092501 A092502 A092503 * A092505 A092506 A092507

KEYWORD

nonn

AUTHOR

Giovanni Teofilatto, Apr 05 2004

EXTENSIONS

Corrected and extended by Robert G. Wilson v, Apr 08 2004

STATUS

approved

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Last modified February 18 21:20 EST 2020. Contains 332028 sequences. (Running on oeis4.)