Triangle read by rows, Lah numbers with level 3.

Terms

a(0) =1a(1) =0a(2) =1a(3) =0a(4) =8a(5) =1a(6) =0a(7) =216a(8) =72a(9) =1a(10) =0a(11) =13824a(12) =9216a(13) =288a(14) =1a(15) =0a(16) =1728000a(17) =2004480a(18) =108000a(19) =800a(20) =1a(21) =0a(22) =373248000a(23) =689264640a(24) =57300480a(25) =691200a(26) =1800a(27) =1a(28) =0a(29) =128024064000