Upper of pair of consecutive happy numbers.

Terms

a(0) =32a(1) =130a(2) =193a(3) =263a(4) =302a(5) =320a(6) =368a(7) =392a(8) =566a(9) =623a(10) =638a(11) =656a(12) =913a(13) =932a(14) =1030a(15) =1093a(16) =1115a(17) =1122a(18) =1152a(19) =1185a(20) =1212a(21) =1222a(22) =1258a(23) =1275a(24) =1300a(25) =1333a(26) =1448a(27) =1475a(28) =1512a(29) =1528