Number of n X n symmetric binary matrices with no row sum greater than 5.
A139681
Number of n X n symmetric binary matrices with no row sum greater than 5.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =64a(4) =1024a(5) =32768a(6) =1914733a(7) =178499118a(8) =23973965155
External references
- oeis: A139681