Pell factoriangular numbers
2019 ◽
Vol 105
(119)
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pp. 93-100
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We show that the only Pell numbers which are factoriangular are 2,5 and 12.
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2004 ◽
Vol 143
(1-3)
◽
pp. 72-83
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2006 ◽
Vol 10
(6)
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pp. 1661-1670
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