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The challenge involves mathematics in some central way. Also consider using more specific tags, listed in the tag wiki info.

2 votes

The Lucas-nacci Numbers

Groovy, 50 Bytes x={a,b=0,c=1,d=1,e=4->a<0?:[b,x(a-1,c,d,e,3*d-b)]} This defines the function x, which takes in n as it's first argument and has the base case of the first four numbers in the Fiboc …
Patrick Stephen's user avatar