A014486-indices for the Beanstalk-tree growing one natural number at time, starting from the tree of one internal node (1), with the "lesser numbers to the left hand side" construction.
A218777
A014486-indices for the Beanstalk-tree growing one natural number at time, starting from the tree of one internal node (1), with the "lesser numbers to the left hand side" construction.
Terms
- a(0) =1a(1) =3a(2) =6a(3) =15a(4) =39a(5) =117a(6) =359a(7) =1149a(8) =3780a(9) =12752a(10) =43740a(11) =152346a(12) =536655a(13) =1909411a(14) =6852153a(15) =24772328a(16) =90137210a(17) =329838392a(18) =1213048022a(19) =4481262944a(20) =16621500330a(21) =61875433940a(22) =231099456721a(23) =865736972546
External references
- oeis: A218777