A084720 Primes p such that p+1 is a product of two or more consecutive integers.

5, 11, 19, 23, 29, 41, 59, 71, 89, 109, 131, 181, 239, 271, 359, 379, 419, 461, 503, 599, 701, 719, 811, 839, 929, 991, 1259, 1319, 1481, 1559, 1721, 1979, 2069, 2161, 2351, 2549, 2729, 2861, 2969, 3023, 3079, 3191, 3359, 3539, 3659, 4079, 4159, 4289, 4421

Offset

1,1

Links

Table of n, a(n) for n=1..49.

Example

59 is a member as 60 = 3*4*5, 89 is a member as 90 = 9*10.

Crossrefs

Cf. A045619.

Sequence in context: A102184 A290751 A320518 * A032674 A117089 A356140

Adjacent sequences: A084717 A084718 A084719 * A084721 A084722 A084723

Keyword

nonn

Author

Amarnath Murthy and Meenakshi Srikanth ((menakan_sAT)yahoo.com), Jun 11 2003

Extensions

More terms from David Wasserman, Jan 03 2005

Status

approved