A167054 Values of A167053(k)-A167053(k-1)-1 not equal to 1.

15, 19, 41, 83, 167, 337, 673, 1361, 2729, 5471, 10949, 21911, 43853, 87719, 175447, 350899, 701819, 1403641, 2807303, 5614657, 11229331, 22458671, 44917381, 89834777, 179669557, 359339171, 718678369

Offset

1,1

Comments

All terms of the sequence are primes or products of twin primes (A037074).

Links

Table of n, a(n) for n=1..27.

Crossrefs

Cf. A167053, A166944, A166945, A116533, A163961, A163963, A084662, A084663, A106108, A132199, A134162, A135506, A135508, A118679, A120293

Sequence in context: A104298 A032475 A169728 * A241680 A133744 A031112

Adjacent sequences: A167051 A167052 A167053 * A167055 A167056 A167057

Keyword

nonn,more

Author

Vladimir Shevelev, Oct 27 2009

Extensions

Values from a(3) on replaced by R. J. Mathar, Dec 17 2009

More terms from Amiram Eldar, Sep 13 2019

Status

approved