A298046 -id:A298046 - cp's OEIS frontend

A298044 1/16 of the edge with the largest 2-adic valuation of a primitive 3-simplex (0, b=A031173, c=A031174, d=A031175).

15, 15, 30, 45, 10, 63, 99, 55, 52, 187, 195, 374, 33, 396, 418, 286, 510, 570, 572, 490, 221, 63, 273, 910, 1050, 1092, 660, 1160, 882, 885, 1148, 1485, 1505, 1092, 495, 1870, 308, 858, 1485, 585, 990, 385, 1333, 1001, 2907, 3045, 2277, 1394, 1475, 2310, 3690, 594, 3885, 3465, 2755, 1496, 4422, 2730, 3393

Offset: 1

Ralf Steiner, Jan 11 2018

nonn

Each primitive 3-simplex (0,b,c,d) with b > c > d is built by an odd, an even and an edge with the largest 2-adic valuation.

Eric Weisstein's World of Mathematics, Trirectangular Tetrahedron

Cf. A298046, A298047, A031173, A031174, A031175.

A298047 The odd edge of a primitive 3-simplex (0, b=A031173, c=A031174, d=A031175).

Original entry on oeis.org

117, 275, 693, 85, 231, 1155, 187, 429, 855, 2475, 2035, 2295, 6325, 195, 1155, 1755, 495, 1575, 9405, 10725, 2925, 12075, 4901, 1881, 11753, 7579, 8789, 16929, 19305, 5643, 4599, 17157, 6435, 935, 26649, 23751, 10725, 35321, 35075, 1105, 2163, 38475, 38571, 39195, 5491, 15939, 51205, 24225, 9405, 57275

Offset: 1

Ralf Steiner, Jan 11 2018

nonn

Each primitive 3-simplex (0,b,c,d) with b > c > d is built by 1 odd edge and 2 even edges; the edge that is considered here is the odd edge.

Eric Weisstein's World of Mathematics, Trirectangular Tetrahedron

Cf. A298044, A298046, A031173, A031174, A031175.

cp's OEIS Frontend

A298044 1/16 of the edge with the largest 2-adic valuation of a primitive 3-simplex (0, b=A031173, c=A031174, d=A031175).

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