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A122144 Numbers n such that q(n)=M(n) where q(n) is the largest prime divisor of n and M(n) is the largest prime power divisor of n. 3
2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 17, 19, 20, 21, 22, 23, 26, 28, 29, 30, 31, 33, 34, 35, 37, 38, 39, 41, 42, 43, 44, 46, 47, 51, 52, 53, 55, 57, 58, 59, 60, 61, 62, 65, 66, 67, 68, 69, 70, 71, 73, 74, 76, 77, 78, 79, 82, 83, 84, 85, 86, 87, 88, 89, 91, 92, 93, 94, 95, 97, 99 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Similar to A048839, the first difference occurs when n=40.

LINKS

Table of n, a(n) for n=1..71.

CROSSREFS

Cf. A006530, A034699, A122145, A122146.

Sequence in context: A247180 A317091 A048839 * A064052 A248792 A064594

Adjacent sequences:  A122141 A122142 A122143 * A122145 A122146 A122147

KEYWORD

nonn

AUTHOR

Douglas Stones (dssto1(AT)student.monash.edu.au), Aug 22 2006

EXTENSIONS

Edited by Ray Chandler, Aug 23 2006

STATUS

approved

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Last modified May 6 16:17 EDT 2021. Contains 343586 sequences. (Running on oeis4.)