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Search: id:A085585
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| A085585 |
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Squares with all but one even digits. |
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+0
2
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| 1, 9, 16, 25, 36, 49, 81, 100, 144, 225, 256, 289, 324, 441, 625, 676, 784, 841, 900, 1024, 1444, 1600, 2025, 2209, 2304, 2401, 2500, 2601, 2704, 2809, 3600, 3844, 4096, 4225, 4489, 4900, 6241, 6724, 6889, 8100, 8281, 8649, 8836, 9604, 10000, 10404
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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20164 is a term because 20164=142^2 and all digits of 20164 except one are even
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MATHEMATICA
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bb={}; Do[idp=IntegerDigits[n^2]; len=Length[idp]; If[Sum[Mod[idp[[i]], 2], {i, len}]==1, bb={bb, n}], {n, 200}]; Flatten[bb]^2
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CROSSREFS
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Cf. A068690.
Adjacent sequences: A085582 A085583 A085584 this_sequence A085586 A085587 A085588
Sequence in context: A091571 A102219 A076093 this_sequence A026062 A108945 A092941
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KEYWORD
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nonn,base
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AUTHOR
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Zak Seidov (zakseidov(AT)yahoo.com), Jul 06 2003
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