OFFSET
1,1
COMMENTS
See A354441 for further details.
In the first one million terms the most frequently occurring prime sum is 8986531, which occurs twenty-eight times. It is unknown if the maximum number of times a prime sum can occur is finite or unbounded.
LINKS
Scott R. Shannon, Image of the first 1000 terms. The green line is y = n.
EXAMPLE
The first prime sum is 47, which is the sum of the innermost nine values 1,2,3,4,5,6,7,8,11 which form the 3 X 3 square centered at (0,0) in the square spiral shown in A354441.
The second prime sum is 61, which is the sum of the nine values 1,2,3,4,8,9,10,11,13 which form the 3 X 3 square centered at (1,0) in the square spiral shown in A354441.
CROSSREFS
KEYWORD
nonn
AUTHOR
Scott R. Shannon, May 29 2022
STATUS
approved