login
A374546
Number of length n inversion sequences avoiding the patterns 110 and 201.
2
1, 1, 2, 6, 23, 103, 512, 2739, 15464, 90964, 552570, 3444473, 21930271, 142105583, 934612523, 6225356918, 41923198109, 285028459807, 1954160675724, 13497387857456, 93843199637004, 656325719024695, 4614695142311098, 32602630763193546, 231343227544240096
OFFSET
0,3
CROSSREFS
KEYWORD
nonn
AUTHOR
Benjamin Testart, Jul 13 2024
STATUS
approved