361560

Appears in sequences

• Base 8 digits are, in order, the first n terms of the periodic sequence with initial period 1,3,0,2.at n=6A037706
• T(n,n-2), array T as in A047140.at n=10A047144
• a(n) = 1*2*3*4*5*6*7*8*9 - 10*11*12*13*14*15*16*17*18 + 19*20*21*22*23*24*25*26*27 - ... + (up to n).at n=11A319550