Coordination sequence for root lattice B_5.

Terms

a(0) =1a(1) =50a(2) =530a(3) =2562a(4) =8130a(5) =20082a(6) =42130a(7) =78850a(8) =135682a(9) =218930a(10) =335762a(11) =494210a(12) =703170a(13) =972402a(14) =1312530a(15) =1735042a(16) =2252290a(17) =2877490a(18) =3624722a(19) =4508930a(20) =5545922a(21) =6752370a(22) =8145810a(23) =9744642a(24) =11568130a(25) =13636402a(26) =15970450a(27) =18592130a(28) =21524162a(29) =24790130