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 A299912 a(n) = a056240-type of n-th prime, or -1 if the a056240-type is not defined. 4
 -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,47 COMMENTS For the definition of the a056240-type of a prime, see A293652, which also gives the smallest prime of a056240-type k for k = 1, 2, 3, .... LINKS Michel Marcus, Table of n, a(n) for n = 1..5001 Michel Marcus, PARI/GP program PROG (See link for PARI/GP program) CROSSREFS Cf. A056240, A293652. For primes of a056240-types 2 and 3 see A300334 and A300359. Sequence in context: A025452 A299202 A194337 * A329684 A294619 A054977 Adjacent sequences:  A299909 A299910 A299911 * A299913 A299914 A299915 KEYWORD sign AUTHOR N. J. A. Sloane, Mar 10 2018 STATUS approved

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Last modified September 17 16:32 EDT 2021. Contains 347487 sequences. (Running on oeis4.)