id:A030134 - OEIS Search Results

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a(n)^2 has last digit equal to the sum of the other digits.

+0
2

27, 33, 35, 55, 57, 123, 145, 147, 153, 177, 453, 1497, 3747, 3873, 4497, 4797, 10203, 10503, 31623, 1002003, 1005003, 100020003, 100050003 (list; graph; listen)

	OFFSET	`0,1`
	FORMULA	`Contains (10^(2n)+210^n+3) and (10^(2n)+510^n+3) for n >= 2.`
	CROSSREFS	`Cf. A054259.` `Sequence in context: A031408 A144862 A117934 this_sequence A024796 A025322 A151742` `Adjacent sequences: A030131 A030132 A030133 this_sequence A030135 A030136 A030137`
	KEYWORD	`base,nonn,more`
	AUTHOR	`George Russell (george(AT)persimmon.com)`
	EXTENSIONS	`More terms from Patrick De Geest (pdg(AT)worldofnumbers.com), Feb 15 2000.`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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