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A108559 Numbers n such that n + n-th prime is divisible by 11. 2
4, 30, 36, 41, 45, 56, 60, 73, 84, 89, 95, 127, 128, 134, 156, 183, 193, 194, 201, 239, 244, 251, 284, 302, 323, 331, 348, 360, 368, 372, 387, 391, 409, 413, 431, 432, 442, 454, 463, 496, 514, 516, 546, 565, 568, 620, 629, 636, 646, 667, 684, 696, 703, 705 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Cf. A108560 ((A108559(n) + prime(A108559(n)))/11).

LINKS

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

FORMULA

n + prime(n) == 0 mod 11

EXAMPLE

30 + prime(30) = 30 + 113 = 143 = 13*11.

MATHEMATICA

A108559=Select[Range[800], Mod[Prime[ # ]+#, 11]==0&]

CROSSREFS

Cf. A108560.

Sequence in context: A298648 A164820 A022387 * A167395 A327434 A268037

Adjacent sequences:  A108556 A108557 A108558 * A108560 A108561 A108562

KEYWORD

easy,nonn

AUTHOR

Zak Seidov, Jun 10 2005

STATUS

approved

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Last modified October 21 14:20 EDT 2019. Contains 328301 sequences. (Running on oeis4.)