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A157935 Primes of the form m^2+1 such that m^2-7 = prevprime(m^2) (= A007917(m^2)). 1
2917, 4357, 8101, 24337, 57601, 72901, 93637, 224677, 324901, 331777, 404497, 562501, 608401, 1166401, 1742401, 1822501, 4137157, 4639717, 5788837, 7290001, 7617601, 10265617, 10497601, 10929637, 12110401, 12362257, 14107537, 14243077 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A subsequence of A005574. The values for m are listed in A157934, the next lower prime in A157183.

LINKS

Table of n, a(n) for n=1..28.

FORMULA

a(n) = A157934(n)^2+1 = A157183(n)+8

PROG

(PARI) forstep(m=2, 9999, 2, isprime(m^2+1) & precprime(m^2)==m^2-7 & print1(m^2+1, ", "))

CROSSREFS

Cf. A157183, A028883, A028882, A005574, A001912, A157934.

Sequence in context: A209046 A209018 A186562 * A081634 A054830 A031552

Adjacent sequences:  A157932 A157933 A157934 * A157936 A157937 A157938

KEYWORD

nonn

AUTHOR

M. F. Hasler, Mar 18 2009

STATUS

approved

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Last modified June 1 09:53 EDT 2020. Contains 334762 sequences. (Running on oeis4.)