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A300748 Least prime divisor of A300629(n). 2
3, 5, 7, 13, 17, 41, 43, 53, 101, 109, 113, 151, 211, 281, 307, 331, 337, 461, 617, 727, 739, 827, 1033, 1301, 1481, 1531, 1723, 1901, 2161, 2351, 2381, 2633, 2647, 2801, 3371, 3931, 4933, 5653, 5743, 6791, 6917, 7561, 8059, 9521, 10369, 11503, 11551, 12161, 17579, 17839, 18433, 20593, 21061, 23581, 26731, 30241 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

For m > 2, A135720(m) = A083876(m-1) if and only if a(n) = prime(m).

LINKS

Max Alekseyev, Table of n, a(n) for n = 1..138

FORMULA

a(n) = A020639(A300629(n)).

CROSSREFS

Cf. A002997, A020639, A083876, A285549, A300629.

Sequence in context: A062324 A194829 A226794 * A173641 A153645 A106878

Adjacent sequences:  A300745 A300746 A300747 * A300749 A300750 A300751

KEYWORD

nonn

AUTHOR

Max Alekseyev, Mar 11 2018

STATUS

approved

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Last modified September 28 12:47 EDT 2022. Contains 357070 sequences. (Running on oeis4.)