A110854 A155750(n)-A155067(n) = prime(2n+2)-prime(2n+1)-prime(2n)+prime(2n-1).

1, 0, 0, 4, 0, -4, 4, -4, 2, 2, 0, -2, 0, 0, 0, -2, 0, 4, 0, -4, 0, 0, 10, -10, 4, 4, -4, -4, 2, 6, -6, 0, 2, -4, 4, 0, -2, 4, 0, -6, 0, 2, 4, -6, 10, -8, 0, 8, 6, -8, -4, 0, 0, -4, 4, -4, 8, -6, 2, 6, -6, 4, 0, -4, -2, 2, 2, 6, -2, -2, -6, 6, -6, 0, 0, 0, 0, 6, -6, 2, -2, 2, 0, -2, -2, 0, 8, 0

Offset

1,4

Comments

Do the absolute values cover A004275?

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

#[[4]]-#[[3]]-#[[2]]+#[[1]]&/@Partition[Prime[Range[200]], 4, 2] (* Harvey P. Dale, Oct 11 2020 *)

Crossrefs

Sequence in context: A031362 A198414 A309721 * A278086 A021716 A258854

Adjacent sequences: A110851 A110852 A110853 * A110855 A110856 A110857

Keyword

sign,easy

Author

Paul Curtz, Aug 25 2008

Extensions

Edited by R. J. Mathar, Feb 27 2009

Status

approved