A194674 Positions of nonzero terms of A194659(n)-A194186(n+1), n>=1.

20, 27, 73, 77, 85, 95, 106, 116, 117, 122, 125, 132, 137, 144, 145, 152, 162, 167, 168, 189, 191, 192, 193, 198, 201, 208, 213, 234, 235, 236, 243, 249, 258, 259, 265, 275, 279, 286, 287, 291, 318, 319, 321, 329, 330, 331, 340

Offset

1,1

Comments

The sequence (together with A194953) characterizes a right-left symmetry in the distribution of primes over intervals (2*p_n, 2*p_(n+1)), n=1,2,..., where p_n is the n-th prime.

Links

Table of n, a(n) for n=1..47.

V. Shevelev, Ramanujan and Labos primes, their generalizations and classifications of primes

Crossrefs

Cf. A104272, A080359, A193507, A194186, A164368, A194598, A194658, A194659, A194953, A164288, A164294.

Sequence in context: A070717 A114813 A069827 * A059617 A122146 A032482

Adjacent sequences: A194671 A194672 A194673 * A194675 A194676 A194677

Keyword

nonn

Author

Vladimir Shevelev, Sep 01 2011

Status

approved