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A354159
Terms 2*p (p prime) in A090252, divided by 2, in order of appearance.
6
2, 13, 103, 239, 499, 1567, 3257, 6971, 14447, 30259, 63317, 130699
OFFSET
1,1
COMMENTS
By definition, 2*a(n) is a term in A354255.
Conjecture: the indices of the terms 2*p in A090252 are terms in A083329.
EXAMPLE
The indices in A090252 of the initial terms 2*p, the terms 2*p themselves, and the primes p are [5, 4, 2], [47, 26, 13], [767, 206, 103], [3071, 478, 239].
CROSSREFS
KEYWORD
nonn,more
AUTHOR
N. J. A. Sloane, May 30 2022
EXTENSIONS
a(6)-a(8) from Michael S. Branicky, Jun 04 2022 using A354255
a(9)-a(11) from Hugo van der Sanden, Jun 14 2022
a(12) from Jinyuan Wang, Jul 15 2022
STATUS
approved