A068511 (Product of primes <= n) - 2^(n-1).

0, 0, 2, -2, 14, -2, 146, 82, -46, -302, 1286, 262, 25934, 21838, 13646, -2738, 444974, 379438, 9437546, 9175402, 8651114, 7602538, 218898566, 214704262, 206315654, 189538438, 155984006, 88875142, 6201257774, 5932822318, 199486748306, 198413006482, 196265522834, 191970555538

Offset: 1

Author

N. J. A. Sloane, Mar 21 2002

Keywords

• sign
• easy

Crossrefs

Cf. A059794, A068511.

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Jun 21 2002