A114408 8-almost prime gaps. First differences of A046310.

128, 192, 64, 224, 32, 64, 336, 48, 64, 32, 160, 64, 280, 72, 96, 48, 16, 64, 160, 32, 64, 420, 28, 80, 112, 32, 72, 24, 96, 160, 80, 48, 64, 32, 224, 32, 160, 214, 42, 120, 168, 32, 16, 108, 36, 32, 112, 208, 32, 120, 40, 32, 32, 64, 32, 16, 208, 128, 48

Offset

1,1

Links

Zak Seidov, Table of n, a(n) for n = 1..10000

Formula

a(n) = A046310(n+1) - A046310(n).

Example

a(1) = 128 = 384-256 = A046310(2) - A046310(1).
a(2) = 192 = 576-384.
a(3) = 64 = 640-576.
a(4) = 224 = 864-640.
a(5) = 32 = 896-864.
a(6) 64 = 960-896.
a(7) = 336 = 1296-960.
a(8) = 48 = 1344-1296.
a(22) = 420 = 2916-2496.

Crossrefs

Cf. A046310, A065516, A111870, A111871, A114403-A114411, A114412-A114422.

Sequence in context: A194766 A257211 A109651 * A114418 A046307 A036331

Adjacent sequences: A114405 A114406 A114407 * A114409 A114410 A114411

Keyword

easy,nonn

Author

Jonathan Vos Post, Dec 03 2005

Status

approved