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A300328 Triangle read by rows: row n gives the number of solutions to +-1 +- 2 +- 3 +- ... +- n == k (mod n). 5
2, 0, 4, 4, 2, 2, 8, 0, 8, 0, 8, 6, 6, 6, 6, 0, 20, 0, 24, 0, 20, 20, 18, 18, 18, 18, 18, 18, 64, 0, 64, 0, 64, 0, 64, 0, 60, 56, 56, 58, 56, 56, 58, 56, 56, 0, 204, 0, 204, 0, 208, 0, 204, 0, 204, 188, 186, 186, 186, 186, 186, 186, 186, 186, 186, 186 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Seiichi Manyama, Rows n = 1..140, flattened

EXAMPLE

First few rows are:

   2;

   0,  4;

   4,  2,  2;

   8,  0,  8,  0;

   8,  6,  6,  6,  6;

   0, 20,  0, 24,  0, 20;

  20, 18, 18, 18, 18, 18, 18;

  64,  0, 64,  0, 64,  0, 64, 0;

CROSSREFS

Cf. A000079 (row sums), A300190, A300324, A300329.

Sequence in context: A319934 A219836 A004174 * A200291 A049797 A116578

Adjacent sequences:  A300325 A300326 A300327 * A300329 A300330 A300331

KEYWORD

nonn,tabl

AUTHOR

Seiichi Manyama, Mar 03 2018

STATUS

approved

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Last modified July 12 22:46 EDT 2020. Contains 335669 sequences. (Running on oeis4.)