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A244048
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Antisigma(n) minus the sum of remainders of n mod k, for k = 1,2,3,...,n.
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1
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0, 0, 1, 2, 5, 6, 12, 13, 20, 24, 32, 33, 49, 50, 60, 69, 84, 85, 106, 107, 129, 140, 154, 155, 191, 197, 213, 226, 254, 255, 297, 298, 329, 344, 364, 377, 432, 433, 455, 472, 522, 523, 577, 578, 618, 651, 677, 678, 754, 762, 805, 826
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OFFSET
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1,4
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COMMENTS
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Also 0 together with A153485.
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LINKS
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Table of n, a(n) for n=1..52.
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FORMULA
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a(n) = A024816(n) - A004125(n) = A000217(n) - A000203(n) - A004125(n) = A024916(n) - A000203(n) - A000217(n-1) = A000217(n) - A123327(n).
a(n) = A153485(n-1), n >= 2.
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EXAMPLE
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.
. S/2 _ _ _ _ _ _ _ _ _ _ _ _
. _ _ _ _ _ _ _ _ _ _ _ |_ _ _ _ _ _ | |
. |_ _ _ _ _ _| | | |_ | |_ _ R |
. | |_ | R | | |_ | |_ |
. | |_ |_ | | |_ |_ S | |
. | |_ |_ | | |_ |_ |_ _|
. | |_ T |_ _ _| | |_ T |_ _ _ |
. |_ _ _ |_ | | |_ _ |_ | |
. | |_ U |_ | | | | U |_ | |
. | |_ |_ | | S | |_ |_ | |
. | V | |_ | | / | |_ _ |_ | |
. | | |_| | 2 | V | |_| |
. |_ _ _ _ _|_ _ _ _ _|_| |_ _ _ _ _|_ _ _ _ _ _|_|
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CROSSREFS
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Cf. A000203, A067439, A024816, A067439, A123327, A237270, A237271, A237593, A244251.
Sequence in context: A057518 A289206 A153485 * A309043 A023143 A085206
Adjacent sequences: A244045 A244046 A244047 * A244049 A244050 A244051
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KEYWORD
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nonn
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AUTHOR
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Omar E. Pol, Jun 23 2014
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STATUS
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approved
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