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A138748
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a(n) = (n+(n+1)) + (n*(n+1)) + (n^(n+1)).
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1
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1, 6, 19, 100, 1053, 15666, 279991, 5764872, 134217817, 3486784510, 100000000131, 3138428376876, 106993205379253, 3937376385699498, 155568095557812463, 6568408355712890896, 295147905179352826161, 14063084452067724991350
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OFFSET
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0,2
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COMMENTS
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Sum of three arithmetic operations (sum, product, powers) of two consecutive integers.
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LINKS
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FORMULA
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EXAMPLE
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a(0) = (0+1) + (0*1) + (0^1) = 1;
a(1) = (1+2) + (1*2) + (1^2) = 6;
a(2) = (2+3) + (2*3) + (2^3) = 19; etc.
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MAPLE
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CROSSREFS
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KEYWORD
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easy,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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