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A242463
a(n) = A152466(n) + 1.
1
253, 2773, 130285, 651421, 219528541, 257067920341, 4370154645781, 292800361267261, 11023640801351071741, 13475008472558425746927448861, 5107028211099643358085503117941, 1313771981231475489737485570488833367541
OFFSET
1,1
COMMENTS
Conjecture: this sequence has no prime terms.
A152466(n+1) = A152466(n) * (smallest prime factor of a(n)).
This conjecture has now been disproved: a(39) is a prime number. - Andrea Concaro, Dec 31 2022
LINKS
EXAMPLE
A152466(1) = 252, a(1) = 252 + 1 = 253.
CROSSREFS
Cf. A152466.
Sequence in context: A123013 A183449 A225021 * A271985 A255182 A176087
KEYWORD
nonn
AUTHOR
J. Lowell, May 15 2014
STATUS
approved