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A083462
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Smallest palindrome k such that k - n is a distinct power of 2, i.e. a power of 2 that has not arisen earlier.
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0
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OFFSET
| 0,2
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COMMENTS
| The terms a(4), a(5), a(7) and a(8), if they exist, are > 2*1000000. [Lars Blomberg, Nov 17 2011]
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EXAMPLE
| a(6) = 22 as 22-6 = 16 = 2^4, a power of 2 which has not arisen earlier.
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CROSSREFS
| Sequence in context: A124266 A137941 A077170 * A110080 A093903 A117128
Adjacent sequences: A083459 A083460 A083461 * A083463 A083464 A083465
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KEYWORD
| base,more,nonn
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AUTHOR
| Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), May 01 2003
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