def tss(n):
    """Calculating Triangular Super Sums"""
    if n == 1:
        return 1
    else:
        numbers = []
        for x in range(1, n+1):
            numbers.append(x)
        for x in range(n-1, 0, -1):
            numbers.append(x)
        while len(numbers) > 1:
            nextnumbers = []
            for x in range(0, len(numbers)-1):
                nextnumbers.append(numbers[x]+numbers[x+1])
            numbers = nextnumbers
    return numbers[0]