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A046429 9 steps needed to reach a prime under prime factor concatenation procedure. +0
1
40, 44, 81, 224, 265 (list; graph; listen)
OFFSET

0,1
LINKS

P. De Geest, Home Primes

CROSSREFS

Cf. A037271, A046411.

Sequence in context: A095513 A095505 A095497 this_sequence A046796 A114839 A120382

Adjacent sequences: A046426 A046427 A046428 this_sequence A046430 A046431 A046432

KEYWORD

nonn,more

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1998.

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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