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A081941
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a(1) = 1; for n>1, a(n)= smallest number greater than the previous term such that a(n-1)*a(n) + 1 is a palindrome.
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1
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1, 2, 3, 7, 14, 23, 32, 45, 153, 167, 352, 3610, 4977, 11332, 27866, 46955, 275824, 508960, 1978100, 5211763, 22579170, 50936903, 98746668, 103408400, 105030502, 106085805, 115059404, 458335581, 2483842510, 4847757902, 6623606611
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OFFSET
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1,2
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LINKS
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EXAMPLE
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3 is followed by 7 because 3*4+1, 3*5+1 and 3*6+1 aren't palindromes, but 3*7+1 = 22 is.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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