a(n) is the number of 6-tuples (a_1,a_2,a_3,a_4,a_5,a_6) having all terms in {1,...,n} such that there exists a hexagon with these side-lengths.
A346638
a(n) is the number of 6-tuples (a_1,a_2,a_3,a_4,a_5,a_6) having all terms in {1,...,n} such that there exists a hexagon with these side-lengths.
Terms
- a(0) =0a(1) =1a(2) =64a(3) =729a(4) =4096a(5) =15619a(6) =46614a(7) =117481a(8) =261640a(9) =530181a(10) =997228a(11) =1766017a(12) =2975688a(13) =4808791a(14) =7499506a(15) =11342577a(16) =16702960a(17) =24026185a(18) =33849432a(19) =46813321a(20) =63674416a(21) =85318443a(22) =112774222a(23) =147228313a(24) =190040376a(25) =242759245a(26) =307139716a(27) =385160049a(28) =479040184a(29) =591260671
External references
- oeis: A346638