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Search: id:A007717
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| A007717 |
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Number of symmetric polynomial functions of degree n of a symmetric matrix (of indefinitely large size) under joint row and column permutations. Also number of multigraphs with loops on infinite set of nodes having n edges. |
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6
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| 2, 7, 23, 79, 274, 1003, 3763, 14723, 59663, 250738, 1090608, 4905430, 22777420, 109040012, 537401702
(list; graph; listen)
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