Number of inversion sequences avoiding pattern 010.

Terms

a(0) =1a(1) =1a(2) =2a(3) =5a(4) =15a(5) =53a(6) =215a(7) =979a(8) =4922a(9) =26992a(10) =159958a(11) =1016784a(12) =6890723a(13) =49534501a(14) =376081602a(15) =3004503758a(16) =25175290576a(17) =220624253707