id:A139437 - OEIS Search Results

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Numbers having exactly one partition into initial terms of a Collatz trajectory starting with a value less than n.

+0
2

3, 5, 6, 8, 10, 11, 16, 17, 20, 23, 25, 32, 41 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A139436(a(n)) = 1.` `Conjecture: the sequence is finite and a(13)=41 is the largest term.`
	CROSSREFS	`Adjacent sequences: A139434 A139435 A139436 this_sequence A139438 A139439 A139440` `Sequence in context: A059541 A003152 A068125 this_sequence A083042 A082977 A000210`
	KEYWORD	`nonn,fini,full,new`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 21 2008`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.