Palindromes such that the difference between the consecutive terms are palindromes and this has not been the difference of any two consecutive terms earlier.
A084992
Palindromes such that the difference between the consecutive terms are palindromes and this has not been the difference of any two consecutive terms earlier.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =7a(4) =11a(5) =22a(6) =44a(7) =77a(8) =121a(9) =222a(10) =333a(11) =454a(12) =585a(13) =787a(14) =999a(15) =1221a(16) =2222a(17) =3333a(18) =4554a(19) =5885a(20) =7887a(21) =9999a(22) =12221
External references
- oeis: A084992