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A075057
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a(1) = 0, then smallest triangular number such that a(n+1)- a(n) is a palindrome.
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0
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0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 78, 300, 946, 990, 1596, 2080, 2211, 3160, 3321, 3916, 13695, 14028, 17020, 34191, 34453, 38226, 38781, 82215, 83436, 87990, 102831, 103285, 156520, 208335, 208981, 283128, 291466, 382375, 442270, 508536
(list; graph; refs; listen; history; internal format)
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