Form array starting with {1,1}; then i-th term in a row gives number of i's in next row; sequence is formed from final term in each row.

A014644

Form array starting with {1,1}; then i-th term in a row gives number of i's in next row; sequence is formed from final term in each row.

Terms

    a(0) =1a(1) =2a(2) =2a(3) =3a(4) =5a(5) =11a(6) =38a(7) =272a(8) =6474a(9) =1090483a(10) =4363282578

External references