A086958 - OEIS

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A086958

m such that A086956(m)=n and A086956(k)=n for exactly one k<m (k=A086957(n)).

2, 6, 12, 20, 10, 30, 14, 40, 45, 60, 22, 84, 26, 42, 90, 80, 34, 126, 38, 120, 147, 66, 46, 216, 150, 78, 135, 224, 58, 210, 62, 160, 132, 102, 245, 324, 74, 114, 156, 320, 82, 336, 86, 220, 315, 138, 94, 432, 98, 300, 204, 260, 106, 540, 110, 448, 228, 174 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`A086957(n) < a(n) < A086959(n), A086956(a(n))=A086956(A086957(n))=A086956(A086959(n));` `n and A086956(n) are divisors of a(n);` `A086960(A086957(n)) = a(n), A086960(a(n)) = A086959(n);` `A086961(a(n)) = A086957(n), A086961(A086959(n)) = a(n);` `A086962(a(n)) = A086959(n), A086962(A086959(n)) = a(n);` `A086963(a(n)) = a(n);` `A086964(A086957(n)) = a(n), A086964(a(n)) = A086957(n).`
	LINKS	`Table of n, a(n) for n=1..58.`
	CROSSREFS	`Cf. A086938, A086939.` `Sequence in context: A104969 A065005 A139084 * A130492 A152222 A139082` `Adjacent sequences: A086955 A086956 A086957 * A086959 A086960 A086961`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller, Jul 25 2003`
	STATUS	`approved`

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Last modified May 25 17:04 EDT 2013. Contains 225647 sequences.