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A076455
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Sum of numbers that can be written as t*n + u*(n+1) for nonnegative integers t,u in exactly two ways.
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1
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5, 57, 246, 710, 1635, 3255, 5852, 9756, 15345, 23045, 33330, 46722, 63791, 85155, 111480, 143480, 181917, 227601, 281390, 344190, 416955, 500687, 596436, 705300, 828425, 967005, 1122282, 1295546, 1488135, 1701435, 1936880, 2195952, 2480181
(list; graph; refs; listen; history; internal format)
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