A036264 Third differences of primes.

-1, 2, -4, 4, -4, 4, 0, -6, 8, -6, 0, 4, 0, -2, -4, 8, -6, 0, 6, -6, 4, 0, -6, 2, 4, -4, 4, 8, -20, 12, -6, 12, -16, 12, -4, -2, 4, -2, -4, 12, -16, 10, -4, 12, -10, -8, 6, 4, 0, -6, 12, -12, 4, 0, -4, 8, -6, 0, 10, -4, -14, 8, 4, 8, -18, 12, -12, 10, 0, 0, -4, 2

Offset

1,2

Links

T. D. Noe, Table of n, a(n) for n = 1..10000

Formula

a(n) = -prime(n) + 3*prime(n+1) - 3*prime(n+2) + prime(n+3) = A036263(n+1)-A036263(n). - Robert G. Wilson v, Dec 19 2012

Mathematica

Differences[ Prime@ Range@ 85, 3] (* Robert G. Wilson v, Dec 19 2012 *)

Crossrefs

Cf. A001223, A036263.

Sequence in context: A330601 A088680 A143194 * A105192 A345438 A203638

Adjacent sequences: A036261 A036262 A036263 * A036265 A036266 A036267

Keyword

sign

Author

N. J. A. Sloane

Status

approved