A079088 Number of divisors of (prime(n)+1)*(prime(n+1)+1)/4.

2, 4, 6, 8, 8, 6, 12, 16, 18, 20, 10, 8, 16, 20, 20, 20, 16, 8, 24, 18, 16, 40, 32, 18, 12, 24, 32, 32, 16, 28, 32, 24, 32, 32, 36, 12, 8, 32, 36, 32, 48, 48, 24, 12, 54, 24, 24, 48, 32, 24, 64, 48, 36, 32, 36, 60, 64, 16, 8, 16, 24, 32, 64, 24, 8, 16, 12, 24, 48, 24, 48, 72, 32, 32

Offset

1,1

Comments

a(n)=A000005(A079079(n)).

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Prog

(Haskell)
a079088 = a000005 . a079079  -- Reinhard Zumkeller, Oct 08 2012

Crossrefs

Cf. A079085, A079086.

Sequence in context: A077940 A077988 A166880 * A161661 A115158 A107634

Adjacent sequences: A079085 A079086 A079087 * A079089 A079090 A079091

Keyword

nonn

Author

Reinhard Zumkeller, Dec 22 2002

Status

approved