A036660 Product of prime p with sum of next p consecutive primes.
16, 69, 335, 1001, 3883, 6851, 15385, 22553, 40273, 80765, 101897, 173567, 239563, 283327, 373509, 538321, 746999, 841007, 1119905, 1344811, 1483725, 1887231, 2211369, 2738619, 3540597, 4025961, 4319511, 4877167, 5210309
Offset: 1
Keywords
Examples
p=2 -> 2*(3+5)=16. p=7 -> 7*(11+13+17+19+23+29+31)=1001.
Crossrefs
Cf. A036659.
Programs
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PARI
a(n) = prime(n)*sum(i=1, prime(n), prime(n+i)); \\ Michel Marcus, Jan 06 2014
Extensions
Offset corrected to 1 by Michel Marcus, Jan 06 2014