9754668

Appears in sequences

• Square array read by antidiagonals downwards: super Patalan numbers of order 6.at n=25A248328
• Triangle read by rows: Riordan array (1/(1-9x)^(2/3), x/(9x-1)).at n=38A283151
• Constant term in the expansion of (Sum_{k=0..n} k*(x^k + x^(-k)))^3.at n=34A303916