id:A064826 - OEIS Search Results

Search: id:A064826

Displaying 1-1 of 1 results found.

page 1

Numbers which are the sum of two pentagonal numbers (A000326) in exactly two different ways.

+0
6

211, 215, 352, 381, 447, 602, 660, 663, 766, 807, 853, 874, 1002, 1172, 1197, 1248, 1259, 1372, 1427, 1457, 1571, 1612, 1622, 1639, 1652, 1665, 1752, 1850, 1862, 1927, 1996, 2047, 2152, 2245, 2297, 2302, 2332, 2351, 2415, 2472, 2497, 2506, 2523, 2618 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`211 = 176 + 35 = 210+1`
	CROSSREFS	`A064816, A000326.` `Sequence in context: A020365 A031780 A036232 this_sequence A136601 A108406 A051268` `Adjacent sequences: A064823 A064824 A064825 this_sequence A064827 A064828 A064829`
	KEYWORD	`nonn`
	AUTHOR	`Jonathan Ayres (jonathan.ayres(AT)btinternet.com), Oct 23 2001`

page 1

Search completed in 0.002 seconds

Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research