120710

Appears in sequences

• Number of ways to partition n elements into pie slices each with at least 2 elements allowing the pie to be turned over.at n=32A032278
• First term is 1; thereafter, if u and v are consecutive terms, with decimal expansions u = bc...ef, v = hi...jk, then v-u has decimal expansion efhi, formed by concatenating the last two digits of u and the first two digits of v. If there is a choice for v, pick the smallest.at n=24A367363