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A361327
a(n) is the greatest prime factor of A361321(n) with a(1) = 1.
3
1, 3, 5, 7, 7, 11, 11, 7, 13, 13, 5, 11, 11, 7, 13, 13, 17, 17, 19, 19, 17, 17, 7, 5, 23, 23, 19, 19, 11, 23, 23, 13, 11, 29, 29, 7, 13, 31, 31, 23, 23, 37, 37, 11, 29, 29, 11, 41, 41, 31, 31, 13, 43, 43, 37, 37, 17, 47, 47, 53, 53, 59, 59, 61, 61, 13, 13, 67, 67, 71, 71, 73, 73, 79, 79, 11, 17
OFFSET
1,2
LINKS
EXAMPLE
A361321(3) = 10 = 2*5, so a(3) = 5.
CROSSREFS
Cf. A361321, A000469, A361328 (least prime factor), A361329, A361329, A336957, A360519, A361120.
Sequence in context: A367928 A254764 A109535 * A180496 A082433 A082683
KEYWORD
nonn
STATUS
approved