Main diagonal of square array A086350.

A086352

Main diagonal of square array A086350.

Terms

    a(0) =1a(1) =2a(2) =10a(3) =74a(4) =740a(5) =9354a(6) =143144a(7) =2573586a(8) =53180944a(9) =1242078802a(10) =32358633632a(11) =930370449370

External references