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A244048 Antisigma(n) minus the sum of remainders of n mod k, for k = 1,2,3,...,n. 1
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Also 0 together with A153485.

LINKS

Table of n, a(n) for n=1..52.

FORMULA

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.

EXAMPLE

.

.         S/2                    _ _ _ _ _ _ _ _ _ _ _ _

.    _ _ _ _ _ _ _ _ _ _ _      |_ _ _ _ _ _  |         |

.   |_ _ _ _ _ _|         |     | |_        | |_ _   R  |

.   | |_        |     R   |     |   |_      |     |_    |

.   |   |_      |_        |     |     |_    |_  S   |   |

.   |     |_      |_      |     |       |_    |_    |_ _|

.   |       |_   T  |_ _ _|     |         |_ T  |_ _ _  |

.   |_ _ _    |_        | |     |_ _        |_        | |

.   |     |_ U  |_      | |     |   |    U    |_      | |

.   |       |_    |_    | | S   |   |_          |_    | |

.   |    V    |     |_  | | /   |     |_ _        |_  | |

.   |         |       |_| | 2   |  V      |         |_| |

.   |_ _ _ _ _|_ _ _ _ _|_|     |_ _ _ _ _|_ _ _ _ _ _|_|

.

CROSSREFS

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

KEYWORD

nonn

AUTHOR

Omar E. Pol, Jun 23 2014

STATUS

approved

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Last modified September 17 06:52 EDT 2019. Contains 327119 sequences. (Running on oeis4.)