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A046429 9 steps needed to reach a prime under prime factor concatenation procedure. 0
40, 44, 81, 224, 265, 395, 422, 462, 640, 698, 818, 972, 1010, 1032, 1070, 1089, 1174, 1206, 1280, 1336, 1446, 1518, 1520, 1528, 1581, 1662, 1728, 1814, 1816, 1849, 1852, 1853, 1856, 1892, 1927, 1932, 1960, 2032, 2060, 2061, 2090, 2098, 2202, 2212, 2249 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

P. De Geest, Home Primes

CROSSREFS

Cf. A037271, A046411.

Sequence in context: A095513 A095505 A095497 * A046796 A204746 A197734

Adjacent sequences:  A046426 A046427 A046428 * A046430 A046431 A046432

KEYWORD

nonn,base

AUTHOR

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

EXTENSIONS

Extended and edited by Charles R Greathouse IV (charles.greathouse(AT)case.edu), Apr 28 2010

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Last modified February 16 16:51 EST 2012. Contains 205938 sequences.